[llvm] [VPlan] Simplify x + 0 -> x (PR #169394)

[via llvm-commits]

github-actions[bot] wrote:

<!--PREMERGE ADVISOR COMMENT: Linux-->
# :penguin: Linux x64 Test Results

* 80982 tests passed
* 1719 tests skipped

All tests passed but another part of the build **failed**. Click on a failure below to see the details.

<details>
<summary>tools/clang/lib/Frontend/CMakeFiles/obj.clangFrontend.dir/CompilerInvocation.cpp.o</summary>

```
FAILED: tools/clang/lib/Frontend/CMakeFiles/obj.clangFrontend.dir/CompilerInvocation.cpp.o
sccache /opt/llvm/bin/clang++ -DCLANG_EXPORTS -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GLIBCXX_USE_CXX11_ABI=1 -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/gha/actions-runner/_work/llvm-project/llvm-project/build/tools/clang/lib/Frontend -I/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend -I/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/include -I/home/gha/actions-runner/_work/llvm-project/llvm-project/build/tools/clang/include -I/home/gha/actions-runner/_work/llvm-project/llvm-project/build/include -I/home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/include -gmlt -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wno-pass-failed -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -fno-common -Woverloaded-virtual -Wno-nested-anon-types -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/clang/lib/Frontend/CMakeFiles/obj.clangFrontend.dir/CompilerInvocation.cpp.o -MF tools/clang/lib/Frontend/CMakeFiles/obj.clangFrontend.dir/CompilerInvocation.cpp.o.d -o tools/clang/lib/Frontend/CMakeFiles/obj.clangFrontend.dir/CompilerInvocation.cpp.o -c /home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend/CompilerInvocation.cpp
/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend/CompilerInvocation.cpp:3279:10: error: use of undeclared identifier 'Driver'; did you mean 'llvm::driver'?
3279 |   return Driver::GetResourcesPath(ClangExecutable);
|          ^~~~~~
|          llvm::driver
/home/gha/actions-runner/_work/llvm-project/llvm-project/llvm/include/llvm/Frontend/Driver/CodeGenOptions.h:24:17: note: 'llvm::driver' declared here
24 | namespace llvm::driver {
|                 ^
/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend/CompilerInvocation.cpp:3279:10: error: no member named 'GetResourcesPath' in namespace 'llvm::driver'; did you mean simply 'GetResourcesPath'?
3279 |   return Driver::GetResourcesPath(ClangExecutable);
|          ^~~~~~~~~~~~~~~~~~~~~~~~
|          GetResourcesPath
/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend/CompilerInvocation.cpp:3275:33: note: 'GetResourcesPath' declared here
3275 | std::string CompilerInvocation::GetResourcesPath(const char *Argv0,
|                                 ^
/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend/CompilerInvocation.cpp:3279:50: error: too few arguments to function call, expected 2, have 1
3279 |   return Driver::GetResourcesPath(ClangExecutable);
|          ~~~~~~~~~~~~~~~~~~~~~~~~                ^
/home/gha/actions-runner/_work/llvm-project/llvm-project/clang/lib/Frontend/CompilerInvocation.cpp:3275:33: note: 'GetResourcesPath' declared here
3275 | std::string CompilerInvocation::GetResourcesPath(const char *Argv0,
|                                 ^                ~~~~~~~~~~~~~~~~~~
3276 |                                                  void *MainAddr) {
|                                                  ~~~~~~~~~~~~~~
3 errors generated.
```
</details>

If these failures are unrelated to your changes (for example tests are broken or flaky at HEAD), please open an issue at https://github.com/llvm/llvm-project/issues and add the `infrastructure` label.

https://github.com/llvm/llvm-project/pull/169394